Lamp



FIG. 1 is a perspective view of a lamp showing our new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The back view is omitted as it is the same as the front view.

The right view is omitted as it is the same as the left view.

The broken lines shown on the drawings depict portions of the lamp that form no part of the claimed design. 

CLAIM The ornamental design for a lamp, as shown and described. 